CN209688020U - A kind of worm drive sealing mechanism - Google Patents
A kind of worm drive sealing mechanism Download PDFInfo
- Publication number
- CN209688020U CN209688020U CN201920413925.7U CN201920413925U CN209688020U CN 209688020 U CN209688020 U CN 209688020U CN 201920413925 U CN201920413925 U CN 201920413925U CN 209688020 U CN209688020 U CN 209688020U
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- CN
- China
- Prior art keywords
- band
- worm drive
- sealing mechanism
- roller
- open tube
- Prior art date
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Abstract
The utility model discloses a kind of worm drive sealing mechanisms, including open tube and the worm drive component being set in open tube, open tube is provided with sealing mechanism in its opening, sealing mechanism includes connection component and the connection component band being slidably connected and the cover board being set to above band being set to above worm drive component, the both ends of band are separately fixed at the both ends of open tube, when the movement of worm drive component opposed open pipe, opposing seal band is moved together for connection component, cover board.The worm drive sealing mechanism of the utility model is not only simple in structure reliably, and can prevent introduced contaminants from entering in open tube, damages to worm drive component, effectively extends the service life of transmission mechanism.
Description
Technical field
The utility model relates to transmission technical field more particularly to a kind of worm drive sealing mechanisms.
Background technique
In existing worm drive technical field, helical axis needs move back and forth in the tube body matched, when
When helical axis drives external equipment movement, need that corresponding opening is arranged on tube body, in order to helical axis and external equipment phase
Connection.Tube body in the prior art is directly contacted in its opening with external environment, in permanent operational process, extraneous powder
Dirt and impurity can enter inside transmission mechanism, damage to the bearing at helical axis and its both ends, to reduce transmission mechanism
Service life.It can prevent introduced contaminants from entering inside transmission mechanism, extending transmission mechanism therefore, it is necessary to research and develop one kind
The sealing mechanism of service life.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of worm drive sealing mechanism,
It is not only simple in structure reliably, and can prevent introduced contaminants from entering in open tube, damages, has to worm drive component
Extend to effect the service life of transmission mechanism.
The utility model adopts the following technical solution realizes:
A kind of worm drive sealing mechanism, including open tube and the worm drive component being set in open tube, opening
Guan Qi opening is provided with sealing mechanism, and sealing mechanism includes the connection component being set to above worm drive component and connects
The band that connected components are slidably connected and the cover board being set to above band, the both ends of band are separately fixed at open tube
Both ends, when worm drive component opposed open pipe movement when, connection component, cover board together opposing seal band move.
Further, connection component includes the connecting plate being fixedly connected with worm drive component, and the both ends of connecting plate are all provided with
It is equipped with the roller group matched with band, roller group includes being located at the first roller above band and being located under band
The second tin roller of side.
Further, the first roller and the setting of second tin roller parallel interval.
Further, third roller is provided in the middle part of connecting plate, the first roller, second tin roller and third roller are nothing
Power rubber-coated roller.
Further, band is the flexible steel band of magnetic conductivity, and open tube is provided with magnetic stripe in the two sides of its opening.
Further, band is PU conveyer belt.
Further, it is provided with upper padding plate between cover board and band, underlay is provided between band and connection component
Plate.
Further, upper padding plate and lower bolster are Teflon plate.
Further, the both ends of open tube are provided with fixed plate, and the both ends of band are fixed on by pressing plate tensioning
In two fixed plates.
Further, worm drive component include screw arbor assembly and for drive screw arbor assembly move driving motor,
The medial surface of open tube is provided with multiple bearing assemblies helically arranged, and screw arbor assembly is provided with to be matched with bearing assembly
Spiral slide.
Compared with prior art, the utility model has the beneficial effects that:
Sealing mechanism is set by the opening in open tube, sealing mechanism includes being set to above worm drive component
Connection component and the connection component band being slidably connected and the cover board being set to above band, the both ends point of band
It is not fixed on the technological means at the both ends of open tube, so that when the movement of worm drive component opposed open pipe, connection component, lid
Opposing seal band moves plate together, i.e., when worm drive component opposed open pipe moves, the opening phase of band and open tube
Cooperation is not only simple in structure reliably, and can prevent introduced contaminants from entering in open tube, causes to damage to worm drive component
Evil, effectively extends the service life of transmission mechanism.
Detailed description of the invention
Fig. 1 is the perspective view of the worm drive sealing mechanism of the utility model embodiment；
Fig. 2 is the partial enlarged view in Fig. 1 at A；
Fig. 3 is the stereogram exploded view of the worm drive sealing mechanism of the utility model embodiment；
Fig. 4 is the main view of the worm drive sealing mechanism of the utility model embodiment；
Fig. 5 is the cross-sectional view of B-B section in Fig. 4.
In figure: 10, open tube；11, magnetic stripe；12, bearing assembly；20, worm drive component；21, screw arbor assembly；22, it drives
Dynamic motor；30, connection component；31, connecting plate；32, the first roller；33, second tin roller；34, third roller；40, band；
50, cover board；60, upper padding plate；70, lower bolster；80, fixed plate；90, pressing plate.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
Worm drive sealing mechanism as shown in Figs. 1-5, including open tube 10 and the spiral being set in open tube 10
Transmission component 20, open tube 10 are provided with sealing mechanism (not shown) in its opening, and sealing mechanism includes being set to spiral biography
The band 40 and be set to 40 top of band that the connection component 30 and connection component 30 of dynamic 20 top of component are slidably connected
Cover board 50, the both ends of band 40 are separately fixed at the both ends of open tube 10, when 20 opposed open pipe 10 of worm drive component
When movement, opposing seal band 40 is moved together for connection component 30, cover board 50.
Sealing mechanism is set by the opening in open tube 10, sealing mechanism includes being set on worm drive component 20
The connection component 30 of side, the band 40 being slidably connected with connection component 30 and the cover board 50 for being set to 40 top of band,
The both ends of band 40 are separately fixed at the technological means at the both ends of open tube 10, so that working as 20 opposed open of worm drive component
When pipe 10 moves, opposing seal band 40 is moved together for connection component 30, cover board 50, i.e. 20 opposed open pipe 10 of worm drive component
When movement, band 40 is matched with the opening of open tube 10, is not only simple in structure reliably, and can prevent introduced contaminants
Into in open tube 10, worm drive component 20 is damaged, effectively extends the service life of transmission mechanism.
As preferred embodiment, connection component 30 includes the connecting plate 31 being fixedly connected with worm drive component 20,
The both ends of connecting plate 31 are provided with the roller group (not shown) matched with band 40, and roller group includes being located at band 40
First roller 32 of top and the second tin roller 33 below band 40.Preferably, the first roller 32 and second tin roller
The setting of 33 parallel intervals.The both ends of band 40 are pierced by between the first roller 32 and second tin roller 33 respectively, so that band
40 middle part is located at the top of connecting plate 31, and the both ends of band 40 are fixed on opening after being pierced by from the lower section of the first roller 32
The both ends of pipe 10.When worm drive component 20 moves, connecting plate 31 and the movement of roller group, roller group opposing seal band are driven
40 roll, and band 40 is fixedly connected with open tube 10, play sealing function to open tube 10.
As preferred embodiment, the middle part of connecting plate 31 is provided with third roller 34, the first roller 32, second tin roller
33 and third roller 34 be unpowered rubber-coated roller.No-power drum includes cylinder, inner shaft, end cap and bearing.According to cylinder
The material of body is divided into carbon steel roller and plastic drum.By drum surface processing in the way of be divided into electro-plating roller, plastic-spraying roller and
Rubber-coated roller.In the present embodiment, the first roller 32, second tin roller 33 and third roller 34 are unpowered rubber-coated roller, that is, are rolled
The cylinder encapsulated processing in surface can reduce the abrasion of band 40 so that cylinder surface is soft, improve the service life of band 40.
As preferred embodiment, band 40 is the flexible steel band of magnetic conductivity, and open tube 10 is in the two sides of its opening
It is provided with magnetic stripe 11.Preferably, the flexible steel band of magnetic conductivity is the SUS301 stainless steel band of magnetic conductivity, is made using heat treatment
There is certain flexibility, hardness after heat treatment is HV350~550 °.In the present embodiment, the flexible steel band of magnetic conductivity
Hardness is HV540 °.In other embodiments, the hardness of the flexible steel band of magnetic conductivity may be 350 °, 400 °, 450 °,
Other numerical value such as 500 °, 550 °.Band 40 is the flexible steel band of magnetic conductivity, so that band 40 is not likely to produce folding when bending
Trace.Band 40 has magnetism, can match with the magnetic stripe 11 of 10 two sides of open tube, so that band 40 is adsorbed on open tube 10
Two sides, guarantee leakproofness.
In other embodiments, band 40 also can choose PU conveyer belt.When selecting PU conveyer belt, because of PU conveyer belt
The material is soft, can docile in the two sides of open tube 10, to guarantee leakproofness.
As preferred embodiment, be provided with upper padding plate 60 between cover board 50 and band 40, band 40 with connect
Lower bolster 70 is provided between component 30.Preferably, upper padding plate 60 and lower bolster 70 are Teflon plate.Teflon plate is flexibility
Wear-resistant material can prevent band 40 and cover board 50,30 direct friction of connection component, and extend band 40 uses the longevity
Life, while noise when operation can be reduced.
As preferred embodiment, the both ends of open tube 10 are provided with fixed plate 80, and the both ends of band 40 are logical
The tensioning of pressing plate 90 is crossed to be fixed in two fixed plates 80.The tensioning of band 40 is set on open tube 10, is further ensured close
Feng Xing.
As preferred embodiment, worm drive component 20 is including screw arbor assembly 21 and for driving screw arbor assembly 21
The driving motor 22 of movement, the medial surface of open tube 10 are provided with multiple bearing assemblies 12 helically arranged, screw arbor assembly 21
It is provided with the spiral slide (not shown) matched with bearing assembly 12.Preferably, bearing assembly 12 includes and 10 phase of open tube
The fixing axle (not shown) of connection, one end of fixing axle are fixedly connected with open tube 10, and the other end of fixing axle is provided with idler wheel
(not shown) is provided with rolling element (not shown) between idler wheel and fixing axle.21 phase of screw arbor assembly is driven by driving motor 22
Open tube 10 is rotated, and realizes the linear motion of screw arbor assembly 21.
Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to
In the utility model range claimed.
Claims (10)
1. a kind of worm drive sealing mechanism, it is characterised in that: including open tube and the spiral being set in the open tube
Transmission component, the open tube are provided with sealing mechanism in its opening, and the sealing mechanism includes being set to the spiral to pass
The band and be set to above the band that connection component and the connection component above dynamic component are slidably connected
Cover board, the both ends of the band are separately fixed at the both ends of the open tube, open when the worm drive component is relatively described
When mouth pipe movement, the relatively described band movement together of the connection component, the cover board.
2. worm drive sealing mechanism as described in claim 1, it is characterised in that: the connection component includes and the spiral
The connecting plate that transmission component is fixedly connected, the both ends of the connecting plate are provided with the roller group matched with the band,
The roller group includes the first roller above the band and the second tin roller below the band.
3. worm drive sealing mechanism as claimed in claim 2, it is characterised in that: first roller and the second tin roller
Parallel interval setting.
4. worm drive sealing mechanism as claimed in claim 2, it is characterised in that: be provided with third in the middle part of the connecting plate
Roller, first roller, the second tin roller and the third roller are unpowered rubber-coated roller.
5. worm drive sealing mechanism as described in claim 1, it is characterised in that: the band is the flexible steel of magnetic conductivity
Band, the open tube are provided with magnetic stripe in the two sides of its opening.
6. worm drive sealing mechanism as described in claim 1, it is characterised in that: the band is PU conveyer belt.
7. worm drive sealing mechanism as described in claim 1, it is characterised in that: set between the cover board and the band
It is equipped with upper padding plate, is provided with lower bolster between the band and the connection component.
8. worm drive sealing mechanism as claimed in claim 7, it is characterised in that: the upper padding plate and the lower bolster are
Teflon plate.
9. worm drive sealing mechanism as described in claim 1, it is characterised in that: the both ends of the open tube are provided with solid
Fixed board, the both ends of the band are fixed in two fixed plates by pressing plate tensioning.
10. worm drive sealing mechanism as described in claim 1, it is characterised in that: the worm drive component includes screw rod
Component and driving motor for driving screw arbor assembly movement, the medial surface of the open tube be provided with it is multiple helically
The bearing assembly of arrangement, the screw arbor assembly are provided with the spiral slide matched with the bearing assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920413925.7U CN209688020U (en) | 2019-03-29 | 2019-03-29 | A kind of worm drive sealing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920413925.7U CN209688020U (en) | 2019-03-29 | 2019-03-29 | A kind of worm drive sealing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209688020U true CN209688020U (en) | 2019-11-26 |
Family
ID=68606610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920413925.7U Expired - Fee Related CN209688020U (en) | 2019-03-29 | 2019-03-29 | A kind of worm drive sealing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209688020U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688224A (en) * | 2022-04-08 | 2022-07-01 | 成都理工大学 | Corrosion-resistant full-automatic injection pump system |
-
2019
- 2019-03-29 CN CN201920413925.7U patent/CN209688020U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688224A (en) * | 2022-04-08 | 2022-07-01 | 成都理工大学 | Corrosion-resistant full-automatic injection pump system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |